Patents by Inventor Darryl J. C. Pappin

Darryl J. C. Pappin has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Isotopically enriched N-substituted piperazines and methods for the preparation thereof
    Patent number: 7307169
    Abstract: In some embodiments, this invention pertains to isotopically enriched N-substituted piperazines. In some embodiments, this invention pertains to methods for the preparation of isotopically enriched N-substituted piperazines.
    Type: Grant
    Filed: January 5, 2004
    Date of Patent: December 11, 2007
    Assignee: Applera Corporation
    Inventors: Darryl J. C. Pappin, Sasi Pillai, James M. Coull
  • Compositions and kits pertaining to analyte determination
    Patent number: 7195751
    Abstract: This invention pertains to methods, mixtures, kits and/or compositions for the determination of analytes by mass analysis using unique labeling reagents or sets of unique labeling reagents. The labeling reagents can be isomeric or isobaric and can be used to produce mixtures suitable for multiplex analysis of the labeled analytes.
    Type: Grant
    Filed: January 27, 2004
    Date of Patent: March 27, 2007
    Assignee: Applera Corporation
    Inventors: Darryl J. C. Pappin, Michael Bartlet-Jones
  • Method and apparatus for de-convoluting a convoluted spectrum
    Patent number: 7105806
    Abstract: Embodiments of the present invention relate to methods and systems suitable for de-convoluting a convoluted spectrum, such as by way of example, data obtained from a mass spectrometer.
    Type: Grant
    Filed: August 12, 2004
    Date of Patent: September 12, 2006
    Assignee: Applera Corporation
    Inventors: Darryl J. C. Pappin, Nikita Khainovski, Darryl D. Spencer
  • Isobarically labeled analytes and fragment ions derived therefrom
    Publication number: 20050148087
    Abstract: This invention pertains to isobarically labeled analytes and fragment ions thereof.
    Type: Application
    Filed: May 24, 2004
    Publication date: July 7, 2005
    Inventors: Darryl J.C. Pappin, Subhasish Purkayastha, James M. Coull
  • Compositions and kits pertaining to analyte determination
    Publication number: 20040220412
    Abstract: This invention pertains to methods, mixtures, kits and/or compositions for the determination of analytes by mass analysis using unique labeling reagents or sets of unique labeling reagents. The labeling reagents can be isomeric or isobaric and can be used to produce mixtures suitable for multiplex analysis of the labeled analytes.
    Type: Application
    Filed: January 27, 2004
    Publication date: November 4, 2004
    Applicant: Apple Corporation
    Inventors: Darryl J.C. Pappin, Michael Bartlet-Jones
  • Methods and mixtures pertaining to analyte determination using electrophilic labeling reagents
    Publication number: 20040219685
    Abstract: This invention pertains to methods, mixtures, kits and/or compositions for the determination of analytes by mass analysis using unique labeling reagents or sets of unique labeling reagents. The labeling reagents can be isomeric or isobaric and can be used to produce mixtures suitable for multiplex analysis of the labeled analytes.
    Type: Application
    Filed: January 27, 2004
    Publication date: November 4, 2004
    Applicant: Applera Corporation
    Inventors: Darryl J.C. Pappin, Michael Bartlet-Jones
  • Methods and mixtures pertaining to analyte determination
    Publication number: 20040219686
    Abstract: This invention pertains to methods, mixtures, kits and/or compositions for the determination of analytes by mass analysis using unique labeling reagents or sets of unique labeling reagents. The labeling reagents can be isomeric or isobaric and can be used to produce mixtures suitable for multiplex analysis of the labeled analytes.
    Type: Application
    Filed: January 27, 2004
    Publication date: November 4, 2004
    Inventors: Darryl J.C. Pappin, Michael Bartlet-Jones
  • Immobilization of proteins and peptides on insoluble supports
    Patent number: 5071909
    Abstract: The invention pertains to a method for immobilizing proteins or peptides onto a flat, microporous membrane surface in a form suitable for sequence analysis or other chemical or enzymatic processes. The process involves the formation of a thin polymer network that entraps the protein or peptide therein.
    Type: Grant
    Filed: July 26, 1989
    Date of Patent: December 10, 1991
    Assignee: Millipore Corporation
    Inventors: Darryl J. C. Pappin, James M. Coull, Hubert Koester